117740941956 has 135 divisors (see below), whose sum is σ = 338518845973. Its totient is φ = 35658485280.

The previous prime is 117740941951. The next prime is 117740941957. The reversal of 117740941956 is 659149047711.

It is a happy number.

The square root of 117740941956 is 343134.

It is a perfect power (a square), and thus also a powerful number.

117740941956 is a `hidden beast` number, since 1 + 177 + 4 + 0 + 9 + 419 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 52299116100 + 65441825856 = 228690^2 + 255816^2 .

It is a super-2 number, since 2×117740941956² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (117740941951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 67939666 + ... + 67941398.

Almost surely, 2^117740941956 is an apocalyptic number.

117740941956 is the 343134-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117740941956

117740941956 is an abundant number, since it is smaller than the sum of its proper divisors (220777904017).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117740941956 is an equidigital number, since it uses as much as digits as its factorization.

117740941956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504 (or 1749 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 54.

The spelling of 117740941956 in words is "one hundred seventeen billion, seven hundred forty million, nine hundred forty-one thousand, nine hundred fifty-six".